PANews June 2 report, according to Ethereum developer nixo.eth, the next phase of the Ethereum mainnet upgrade 'Glamsterdam' has opened for proposals, with a deadline of June 20. Currently, there are 5 proposals, covering on-chain performance and protocol optimization. The upgrade plan will be initiated after the completion of Fusaka, with the final launch expected in 2026. Non-core proposals will enter the screening phase after July.